Home / 3,409.03-5,114.76-1,766.67

Finding the Fourth Proportional to 3,409.03, 5,114.76 and 1,766.67

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Solution

The fourth proportional to 3,409.03, 5,114.76 and 1,766.67 is: 2,650.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,409.03 : 5,114.76 = 1,766.67 : x
  2. Step 2: Convert to fraction form
    3,409.03/5,114.76 = 1,766.67/x
  3. Step 3: Cross multiply
    3,409.03x = 5,114.76 × 1,766.67
  4. Step 4: Simplify right side
    3,409.03x = 9,036,093.05
  5. Step 5: Solve for x
    x = 9,036,093.05/3,409.03
  6. Step 6: Final answer
    x = 2,650.63

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.